| /******************************************************************************* |
| * Copyright (c) 2000, 2018 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jdt.internal.core; |
| |
| import java.util.ArrayList; |
| |
| import org.eclipse.core.runtime.IProgressMonitor; |
| import org.eclipse.jdt.core.IAnnotation; |
| import org.eclipse.jdt.core.IJavaElement; |
| import org.eclipse.jdt.core.IJavaModelStatusConstants; |
| import org.eclipse.jdt.core.ISourceRange; |
| import org.eclipse.jdt.core.JavaModelException; |
| import org.eclipse.jdt.core.compiler.CharOperation; |
| import org.eclipse.jdt.internal.compiler.env.IBinaryAnnotation; |
| import org.eclipse.jdt.internal.compiler.lookup.TagBits; |
| import org.eclipse.jdt.internal.compiler.lookup.TypeConstants; |
| import org.eclipse.jdt.internal.core.util.Util; |
| |
| /** |
| * Common functionality for Binary member handles. |
| */ |
| @SuppressWarnings({ "rawtypes", "unchecked" }) |
| public abstract class BinaryMember extends NamedMember { |
| |
| /* |
| * Constructs a binary member. |
| */ |
| protected BinaryMember(JavaElement parent, String name) { |
| super(parent, name); |
| } |
| /* |
| * @see ISourceManipulation |
| */ |
| @Override |
| public void copy(IJavaElement container, IJavaElement sibling, String rename, boolean force, IProgressMonitor monitor) throws JavaModelException { |
| throw new JavaModelException(new JavaModelStatus(IJavaModelStatusConstants.READ_ONLY, this)); |
| } |
| protected IAnnotation[] getAnnotations(IBinaryAnnotation[] binaryAnnotations, long tagBits) { |
| IAnnotation[] standardAnnotations = getStandardAnnotations(tagBits); |
| if (binaryAnnotations == null) |
| return standardAnnotations; |
| int length = binaryAnnotations.length; |
| int standardLength = standardAnnotations.length; |
| int fullLength = length + standardLength; |
| if (fullLength == 0) { |
| return Annotation.NO_ANNOTATIONS; |
| } |
| IAnnotation[] annotations = new IAnnotation[fullLength]; |
| for (int i = 0; i < length; i++) { |
| annotations[i] = Util.getAnnotation(this, binaryAnnotations[i], null); |
| } |
| System.arraycopy(standardAnnotations, 0, annotations, length, standardLength); |
| return annotations; |
| } |
| private IAnnotation getAnnotation(char[][] annotationName) { |
| return new Annotation(this, new String(CharOperation.concatWith(annotationName, '.'))); |
| } |
| protected IAnnotation[] getStandardAnnotations(long tagBits) { |
| if ((tagBits & TagBits.AllStandardAnnotationsMask) == 0) |
| return Annotation.NO_ANNOTATIONS; |
| ArrayList annotations = new ArrayList(); |
| |
| if ((tagBits & TagBits.AnnotationTargetMASK) != 0) { |
| annotations.add(getAnnotation(TypeConstants.JAVA_LANG_ANNOTATION_TARGET)); |
| } |
| if ((tagBits & TagBits.AnnotationRetentionMASK) != 0) { |
| annotations.add(getAnnotation(TypeConstants.JAVA_LANG_ANNOTATION_RETENTION)); |
| } |
| if ((tagBits & TagBits.AnnotationDeprecated) != 0) { |
| annotations.add(getAnnotation(TypeConstants.JAVA_LANG_DEPRECATED)); |
| } |
| if ((tagBits & TagBits.AnnotationDocumented) != 0) { |
| annotations.add(getAnnotation(TypeConstants.JAVA_LANG_ANNOTATION_DOCUMENTED)); |
| } |
| if ((tagBits & TagBits.AnnotationInherited) != 0) { |
| annotations.add(getAnnotation(TypeConstants.JAVA_LANG_ANNOTATION_INHERITED)); |
| } |
| if ((tagBits & TagBits.AnnotationPolymorphicSignature) != 0) { |
| annotations.add(getAnnotation(TypeConstants.JAVA_LANG_INVOKE_METHODHANDLE_$_POLYMORPHICSIGNATURE)); |
| } |
| if ((tagBits & TagBits.AnnotationSafeVarargs) != 0) { |
| annotations.add(getAnnotation(TypeConstants.JAVA_LANG_SAFEVARARGS)); |
| } |
| // note that JAVA_LANG_SUPPRESSWARNINGS and JAVA_LANG_OVERRIDE cannot appear in binaries |
| return (IAnnotation[]) annotations.toArray(new IAnnotation[annotations.size()]); |
| } |
| |
| @Override |
| public String[] getCategories() throws JavaModelException { |
| SourceMapper mapper= getSourceMapper(); |
| if (mapper != null) { |
| // ensure the class file's buffer is open so that categories are computed |
| getClassFile().getBuffer(); |
| |
| if (mapper.categories != null) { |
| String[] categories = (String[]) mapper.categories.get(this); |
| if (categories != null) |
| return categories; |
| } |
| } |
| return CharOperation.NO_STRINGS; |
| } |
| public String getKey() { |
| try { |
| return getKey(false/*don't open*/); |
| } catch (JavaModelException e) { |
| // happen only if force open is true |
| return null; |
| } |
| } |
| /** |
| * @see org.eclipse.jdt.internal.compiler.lookup.Binding#computeUniqueKey() |
| */ |
| public abstract String getKey(boolean forceOpen) throws JavaModelException; |
| /* |
| * @see ISourceReference |
| */ |
| @Override |
| public ISourceRange getNameRange() throws JavaModelException { |
| SourceMapper mapper= getSourceMapper(); |
| if (mapper != null) { |
| // ensure the class file's buffer is open so that source ranges are computed |
| ((AbstractClassFile)getClassFile()).getBuffer(); |
| |
| return mapper.getNameRange(this); |
| } else { |
| return SourceMapper.UNKNOWN_RANGE; |
| } |
| } |
| /* |
| * @see ISourceReference |
| */ |
| @Override |
| public ISourceRange getSourceRange() throws JavaModelException { |
| SourceMapper mapper= getSourceMapper(); |
| if (mapper != null) { |
| // ensure the class file's buffer is open so that source ranges are computed |
| getClassFile().getBuffer(); |
| |
| return mapper.getSourceRange(this); |
| } else { |
| return SourceMapper.UNKNOWN_RANGE; |
| } |
| } |
| /* |
| * @see IMember |
| */ |
| @Override |
| public boolean isBinary() { |
| return true; |
| } |
| /* |
| * @see IJavaElement |
| */ |
| @Override |
| public boolean isStructureKnown() throws JavaModelException { |
| return ((IJavaElement)getOpenableParent()).isStructureKnown(); |
| } |
| /* |
| * @see ISourceManipulation |
| */ |
| @Override |
| public void move(IJavaElement container, IJavaElement sibling, String rename, boolean force, IProgressMonitor monitor) throws JavaModelException { |
| throw new JavaModelException(new JavaModelStatus(IJavaModelStatusConstants.READ_ONLY, this)); |
| } |
| /* |
| * @see ISourceManipulation |
| */ |
| @Override |
| public void rename(String newName, boolean force, IProgressMonitor monitor) throws JavaModelException { |
| throw new JavaModelException(new JavaModelStatus(IJavaModelStatusConstants.READ_ONLY, this)); |
| } |
| /* |
| * Sets the contents of this element. |
| * Throws an exception as this element is read only. |
| */ |
| public void setContents(String contents, IProgressMonitor monitor) throws JavaModelException { |
| throw new JavaModelException(new JavaModelStatus(IJavaModelStatusConstants.READ_ONLY, this)); |
| } |
| } |